2568992 has 24 divisors (see below), whose sum is σ = 5178096. Its totient is φ = 1253952.

The previous prime is 2568983. The next prime is 2568997. The reversal of 2568992 is 2998652.

It is not an unprimeable number, because it can be changed into a prime (2568997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443 + ... + 2309.

It is an arithmetic number, because the mean of its divisors is an integer number (215754).

2^2568992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2568992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2589048).

2568992 is an abundant number, since it is smaller than the sum of its proper divisors (2609104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2568992 is a wasteful number, since it uses less digits than its factorization.

2568992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920 (or 1912 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 2568992 is about 1602.8075367929. The cubic root of 2568992 is about 136.9580563165.

The spelling of 2568992 in words is "two million, five hundred sixty-eight thousand, nine hundred ninety-two".